Income Taxes Items Affecting Statutory Corporate Tax Rate (Details)	12 Months Ended
Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Income Tax Disclosure [Abstract]
Provision at statutory rate	21.00%	33.70%	35.00%
State income taxes, net of federal tax benefit	3.80%	1.00%	2.40%
Re-measurement of deferred tax assets and liabilities		(10.90%)
Other federal tax credits	(1.00%)	(0.70%)	(0.90%)
Other	(0.60%)
Provision for income taxes	23.20%	23.10%	36.50%

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the income tax rates.

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Percentage of the difference, between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, that is attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority interest income (expense), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, change in enacted tax rate, prior year income taxes, change in deferred tax asset valuation allowance, and other adjustments.

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